Joseph Lstiburek
Ph.D., P.Eng., ASHRAE FellowPrincipal, BuildingScience.com Corporation & Lstiburek Consulting Inc.
Joseph Lstiburek is the founding principal of Building Science Corporation. Dr. Lstiburek is also the founding principal of buildingscience.com Corporation and Lstiburek Consulting Inc. In 2023, ownership of Building Science Corporation was passed on to the most senior principals of Building Science Corporation.
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Betsy Pettit is a Principal of BuildingScience.com Corporation and is a registered architect with over 40 years of professional experience in the design and renovation of residential, commercial, and institutional buildings. With a particular passion for and commitment to environmentally responsible design, Ms. Pettit managed Building Science Corporation’s role in the Department of Energy’s Building America project for 30 years, which has involved the design of over 2,000 high performance houses throughout the United States.
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